https://www.esri.ie/system/files/publications/QEC2022WIN_0.pdf
http://www.ips-journal.eu/topics/european-union/article/show/the-real-state-of-the-european-economy-2287/
https://ecipe.org/wp-content/uploads/2020/07/ECI_20_OccPaper_04_2020_LY05.pdf
https://committees.parliament.uk/publications/4976/documents/50058/default/